$cookie:a[
	$.value[a-value]
	$.expires[^date::create(2003;2;26)]
]

$cookie:b[
	$.value[b-value]
	$.expires[^date::create(2003;2;20)]
]

$cookie:s[
	$.value[session-value]
	$.expires[session]
]

e1: ^try-catch{
	$cookie:z[
		$.value[zzz-value]
		$.expires[zzz]
	]
}

e2: ^try-catch-filtered{
	$cookie:x[
		$.value[xxx-value]
		$.expires(-5000*365)
	]
}

^json:string[$cookie:fields; $.indent(1) ]